The stability of a tetrahydrofolic acid-enzyme system for the measurement of formiminoglutamic acid and urocanic acid in urine.
D000818:Animals; D002645:Chickens; D004355:Drug Stability; D005365:FIGLU Test; D005492:Folic Acid; D005494:Folic Acid Deficiency / Q000175:diagnosis*; D006801:Humans; D007093:Imidazoles / Q000652:urine*; D008099:Liver; D010084:Oxidation-Reduction; D013997:Time Factors; D014166:Transferases
D007093:Imidazoles; D005492:Folic Acid; D014166:Transferases